For OB (Or Better) we have a term and definition in Investing.

A limit order to buy or sell a security that specifies to the broker that he should try to execute the order at a better price than the limit price. If the broker cannot do so, the order will be executed at the limit price. The abbreviation "OB" must be written on the order ticket.
See Also: Execution; Limit Order; Limit Price; Orders; Order Ticket
See more Investing Terms ...
Browse words that start with: